forked from GNUsocial/gnu-social
366 lines
9.9 KiB
PHP
Executable File
366 lines
9.9 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2009, Control Yourself, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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# Abort if called from a web server
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define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
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$helptext = <<<ENDOFHELP
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fixup_utf8.php <maxdate> <maxid> <minid>
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Fixup records in a database that stored the data incorrectly (pre-0.7.4 for Laconica).
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ENDOFHELP;
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require_once INSTALLDIR.'/scripts/commandline.inc';
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require_once 'DB.php';
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class UTF8FixerUpper
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{
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var $dbl = null;
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var $dbu = null;
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var $args = array();
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function __construct($args)
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{
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$this->args = $args;
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if (!empty($args['max_date'])) {
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$this->max_date = strftime('%Y-%m-%d %H:%M:%S', strtotime($args['max_date']));
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} else {
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$this->max_date = strftime('%Y-%m-%d %H:%M:%S', time());
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}
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$this->dbl = $this->doConnect('latin1');
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if (empty($this->dbl)) {
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return;
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}
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$this->dbu = $this->doConnect('utf8');
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if (empty($this->dbu)) {
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return;
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}
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}
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function doConnect($charset)
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{
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$db = DB::connect(common_config('db', 'database'),
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array('persistent' => false));
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if (PEAR::isError($db)) {
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echo "ERROR: " . $db->getMessage() . "\n";
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return NULL;
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}
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$conn = $db->connection;
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$succ = mysqli_set_charset($conn, $charset);
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if (!$succ) {
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echo "ERROR: couldn't set charset\n";
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$db->disconnect();
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return NULL;
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}
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$result = $db->autoCommit(true);
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if (PEAR::isError($result)) {
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echo "ERROR: " . $result->getMessage() . "\n";
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$db->disconnect();
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return NULL;
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}
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return $db;
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}
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function fixup()
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{
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$this->fixupNotices($this->args['max_notice'],
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$this->args['min_notice']);
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$this->fixupProfiles();
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$this->fixupGroups();
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$this->fixupMessages();
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}
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function fixupNotices($max_id, $min_id) {
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// Do a separate DB connection
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$sth = $this->dbu->prepare("UPDATE notice SET content = UNHEX(?), rendered = UNHEX(?) WHERE id = ?");
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if (PEAR::isError($sth)) {
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echo "ERROR: " . $sth->getMessage() . "\n";
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return;
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}
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$sql = 'SELECT id, content, rendered FROM notice ' .
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'WHERE LENGTH(content) != CHAR_LENGTH(content) '.
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'AND modified < "'.$this->max_date.'" ';
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if (!empty($max_id)) {
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$sql .= ' AND id <= ' . $max_id;
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}
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if (!empty($min_id)) {
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$sql .= ' AND id >= ' . $min_id;
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}
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$sql .= ' ORDER BY id DESC';
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$rn = $this->dbl->query($sql);
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if (PEAR::isError($rn)) {
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echo "ERROR: " . $rn->getMessage() . "\n";
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return;
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}
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echo "Number of rows: " . $rn->numRows() . "\n";
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$notice = array();
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while (DB_OK == $rn->fetchInto($notice)) {
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$id = ($notice[0])+0;
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$content = bin2hex($notice[1]);
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$rendered = bin2hex($notice[2]);
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echo "$id...";
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$result =& $this->dbu->execute($sth, array($content, $rendered, $id));
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if (PEAR::isError($result)) {
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echo "ERROR: " . $result->getMessage() . "\n";
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continue;
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}
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$cnt = $this->dbu->affectedRows();
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if ($cnt != 1) {
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echo "ERROR: 0 rows affected\n";
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continue;
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}
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$notice = Notice::staticGet('id', $id);
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$notice->decache();
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$notice->free();
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echo "OK\n";
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}
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}
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function fixupProfiles()
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{
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// Do a separate DB connection
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$sth = $this->dbu->prepare("UPDATE profile SET ".
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"fullname = UNHEX(?),".
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"location = UNHEX(?), ".
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"bio = UNHEX(?) ".
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"WHERE id = ?");
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if (PEAR::isError($sth)) {
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echo "ERROR: " . $sth->getMessage() . "\n";
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return;
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}
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$sql = 'SELECT id, fullname, location, bio FROM profile ' .
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'WHERE (LENGTH(fullname) != CHAR_LENGTH(fullname) '.
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'OR LENGTH(location) != CHAR_LENGTH(location) '.
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'OR LENGTH(bio) != CHAR_LENGTH(bio)) '.
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'AND modified < "'.$this->max_date.'" '.
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' ORDER BY modified DESC';
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$rn = $this->dbl->query($sql);
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if (PEAR::isError($rn)) {
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echo "ERROR: " . $rn->getMessage() . "\n";
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return;
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}
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echo "Number of rows: " . $rn->numRows() . "\n";
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$profile = array();
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while (DB_OK == $rn->fetchInto($profile)) {
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$id = ($profile[0])+0;
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$fullname = bin2hex($profile[1]);
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$location = bin2hex($profile[2]);
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$bio = bin2hex($profile[3]);
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echo "$id...";
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$result =& $this->dbu->execute($sth, array($fullname, $location, $bio, $id));
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if (PEAR::isError($result)) {
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echo "ERROR: " . $result->getMessage() . "\n";
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continue;
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}
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$cnt = $this->dbu->affectedRows();
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if ($cnt != 1) {
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echo "ERROR: 0 rows affected\n";
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continue;
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}
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$profile = Profile::staticGet('id', $id);
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$profile->decache();
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$profile->free();
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echo "OK\n";
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}
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}
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function fixupGroups()
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{
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// Do a separate DB connection
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$sth = $this->dbu->prepare("UPDATE user_group SET ".
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"fullname = UNHEX(?),".
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"location = UNHEX(?), ".
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"description = UNHEX(?) ".
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"WHERE id = ?");
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if (PEAR::isError($sth)) {
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echo "ERROR: " . $sth->getMessage() . "\n";
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return;
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}
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$sql = 'SELECT id, fullname, location, description FROM user_group ' .
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'WHERE LENGTH(fullname) != CHAR_LENGTH(fullname) '.
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'OR LENGTH(location) != CHAR_LENGTH(location) '.
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'OR LENGTH(description) != CHAR_LENGTH(description) ';
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'AND modified < "'.$this->max_date.'" '.
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'ORDER BY modified DESC';
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$rn = $this->dbl->query($sql);
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if (PEAR::isError($rn)) {
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echo "ERROR: " . $rn->getMessage() . "\n";
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return;
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}
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echo "Number of rows: " . $rn->numRows() . "\n";
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$user_group = array();
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while (DB_OK == $rn->fetchInto($user_group)) {
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$id = ($user_group[0])+0;
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$fullname = bin2hex($user_group[1]);
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$location = bin2hex($user_group[2]);
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$description = bin2hex($user_group[3]);
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echo "$id...";
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$result =& $this->dbu->execute($sth, array($fullname, $location, $description, $id));
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if (PEAR::isError($result)) {
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echo "ERROR: " . $result->getMessage() . "\n";
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continue;
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}
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$cnt = $this->dbu->affectedRows();
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if ($cnt != 1) {
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echo "ERROR: 0 rows affected\n";
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continue;
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}
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$user_group = User_group::staticGet('id', $id);
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$user_group->decache();
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$user_group->free();
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echo "OK\n";
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}
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}
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function fixupMessages() {
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// Do a separate DB connection
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$sth = $this->dbu->prepare("UPDATE message SET content = UNHEX(?), rendered = UNHEX(?) WHERE id = ?");
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if (PEAR::isError($sth)) {
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echo "ERROR: " . $sth->getMessage() . "\n";
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return;
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}
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$sql = 'SELECT id, content, rendered FROM message ' .
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'WHERE LENGTH(content) != CHAR_LENGTH(content) '.
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'AND modified < "'.$this->max_date.'" '.
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'ORDER BY id DESC';
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$rn = $this->dbl->query($sql);
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if (PEAR::isError($rn)) {
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echo "ERROR: " . $rn->getMessage() . "\n";
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return;
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}
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echo "Number of rows: " . $rn->numRows() . "\n";
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$message = array();
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while (DB_OK == $rn->fetchInto($message)) {
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$id = ($message[0])+0;
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$content = bin2hex($message[1]);
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$rendered = bin2hex($message[2]);
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echo "$id...";
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$result =& $this->dbu->execute($sth, array($content, $rendered, $id));
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if (PEAR::isError($result)) {
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echo "ERROR: " . $result->getMessage() . "\n";
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continue;
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}
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$cnt = $this->dbu->affectedRows();
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if ($cnt != 1) {
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echo "ERROR: 0 rows affected\n";
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continue;
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}
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$message = Message::staticGet('id', $id);
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$message->decache();
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$message->free();
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echo "OK\n";
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}
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}
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}
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$max_date = (count($args) > 0) ? $args[0] : null;
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$max_id = (count($args) > 1) ? $args[1] : null;
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$min_id = (count($args) > 2) ? $args[2] : null;
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$fixer = new UTF8FixerUpper(array('max_date' => $max_date,
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'max_notice' => $max_id,
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'min_notice' => $min_id));
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$fixer->fixup();
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